Since opening the doors, The Annex has redefined nightlife in downtown Detroit. Sister club to 3Fifty Terrace, Detroit's premier rooftop venue. Sip, dance, and mingle with metro Detroit's beautiful people, young professionals, athletes and more while you enjoy our state of art sound and lighting system, Co2 cryo show, and our unrivaled audio-visual experience. This is Detroit's premier venue for top notch nightlife, VIP table service and special events!